Analysis

  • max time kernel
    151s
  • max time network
    160s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/04/2024, 12:03

General

  • Target
    Reaper/Bin/FpsUnlocker.exe
  • Size 488KB
  • Sample240404-n75pcafc65
  • SHA256 d0685e397486bd9f54eda33133e87e3970dedf5038ef0e4d058de34d796d72ac
  • MD5 SHA1 SHA512 SSDEEP
Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs
  • Suspicious use of FindShellTrayWindow 25 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Reaper\Bin\FpsUnlocker.exe
    "C:\Users\Admin\AppData\Local\Temp\Reaper\Bin\FpsUnlocker.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3028
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://github.com/axstin/rbxfpsunlocker/releases
      2⤵
      • Enumerates system info in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:4964
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0xfc,0x100,0x104,0x7c,0x108,0x7ffd5a4046f8,0x7ffd5a404708,0x7ffd5a404718
        3⤵
          PID:3800
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2064,5982535053369585359,14751708626019318060,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2076 /prefetch:2
          3⤵
            PID:760
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=2064,5982535053369585359,14751708626019318060,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2476 /prefetch:3
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:4704
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=2064,5982535053369585359,14751708626019318060,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2900 /prefetch:8
            3⤵
              PID:3952
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2064,5982535053369585359,14751708626019318060,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3308 /prefetch:1
              3⤵
                PID:5112
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2064,5982535053369585359,14751708626019318060,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3328 /prefetch:1
                3⤵
                  PID:1120
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2064,5982535053369585359,14751708626019318060,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5392 /prefetch:1
                  3⤵
                    PID:4856
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2064,5982535053369585359,14751708626019318060,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5404 /prefetch:1
                    3⤵
                      PID:644
                    • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2064,5982535053369585359,14751708626019318060,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3448 /prefetch:8
                      3⤵
                        PID:4236
                      • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2064,5982535053369585359,14751708626019318060,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3448 /prefetch:8
                        3⤵
                        • Suspicious behavior: EnumeratesProcesses
                        PID:2288
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2064,5982535053369585359,14751708626019318060,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5164 /prefetch:1
                        3⤵
                          PID:1968
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2064,5982535053369585359,14751708626019318060,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5124 /prefetch:1
                          3⤵
                            PID:3404
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2064,5982535053369585359,14751708626019318060,131072 --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=4318 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.19041.546 --gpu-preferences=UAAAAAAAAADoAAAQAAAAAAAAAAAAAAAAAABgAAAEAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=3304 /prefetch:2
                            3⤵
                            • Suspicious behavior: EnumeratesProcesses
                            PID:4108
                      • C:\Windows\System32\CompPkgSrv.exe
                        C:\Windows\System32\CompPkgSrv.exe -Embedding
                        1⤵
                          PID:4168
                        • C:\Windows\System32\CompPkgSrv.exe
                          C:\Windows\System32\CompPkgSrv.exe -Embedding
                          1⤵
                            PID:4848

                          Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                B2FAF7692FD9FFBD64EDE317E42334BA_89854CA6A0F0936A4D2ECA78845CEA25

                                • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B2FAF7692FD9FFBD64EDE317E42334BA_89854CA6A0F0936A4D2ECA78845CEA25
                                • Size 1KB
                                • SHA256 b9818abdd546e92fddaec6bd85f7097d257e227168501a18618909674010047e
                                • MD5 SHA1 SHA512

                                C38AC6B0EBDA4044A36E2ADF650F8E22

                                • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\C38AC6B0EBDA4044A36E2ADF650F8E22
                                • Size 281B
                                • SHA256 842e2210f0a198efe27c1d920ac3a4c567b4834ee77d4479e815b37327ec8643
                                • MD5 SHA1 SHA512

                                D0E1C4B6144E7ECAB3F020E4A19EFC29_B5F77004C894173A10E3A199871D2D90

                                • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\D0E1C4B6144E7ECAB3F020E4A19EFC29_B5F77004C894173A10E3A199871D2D90
                                • Size 979B
                                • SHA256 02c977774c4964285be3246cb98906b21a923c602b935d6636fc60969a99979e
                                • MD5 SHA1 SHA512

                                B2FAF7692FD9FFBD64EDE317E42334BA_89854CA6A0F0936A4D2ECA78845CEA25

                                • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B2FAF7692FD9FFBD64EDE317E42334BA_89854CA6A0F0936A4D2ECA78845CEA25
                                • Size 482B
                                • SHA256 e0d3bc75c0bc680f312ae92ccea1d6be016da86f4126c9553234a951645e7bd3
                                • MD5 SHA1 SHA512

                                C38AC6B0EBDA4044A36E2ADF650F8E22

                                • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\C38AC6B0EBDA4044A36E2ADF650F8E22
                                • Size 484B
                                • SHA256 b0125ba4bd0c57a0b527127b579e9a1798b8b597ab7620c3a661be99a1139f8c
                                • MD5 SHA1 SHA512

                                D0E1C4B6144E7ECAB3F020E4A19EFC29_B5F77004C894173A10E3A199871D2D90

                                • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\D0E1C4B6144E7ECAB3F020E4A19EFC29_B5F77004C894173A10E3A199871D2D90
                                • Size 480B
                                • SHA256 d8a1ddd0f79b3e331c2b66e880a35b7c3e62b64123598e0ecc69813cb8b2a582
                                • MD5 SHA1 SHA512

                                settings.dat

                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                • Size 152B
                                • SHA256 a56135007f4dadf6606bc237cb75ff5ff77326ba093dff30d6881ce9a04a114c
                                • MD5 SHA1 SHA512

                                settings.dat

                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                • Size 152B
                                • SHA256 7c6b0de6f9b4c3ca1f5d6af23c3380f849825af00b58420b76c72b62cfae44ae
                                • MD5 SHA1 SHA512

                                the-real-index

                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\the-real-index
                                • Size 1KB
                                • SHA256 47402a3e7325c8556bb83ec2d129914a5fac672bca62ad6fbc505d9c428b371a
                                • MD5 SHA1 SHA512

                                Network Persistent State

                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network Persistent State
                                • Size 496B
                                • SHA256 87226eb070e366b2f3c23900dbe849c7ad264ece26caf98d083019bfb0bbbc15
                                • MD5 SHA1 SHA512

                                Network Persistent State

                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network Persistent State
                                • Size 111B
                                • SHA256 aa10bf07b0d265bed28f2a475f3564d8ddb5e4d4ffee0ab6f3a0cc564907b631
                                • MD5 SHA1 SHA512

                                Preferences

                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                • Size 6KB
                                • SHA256 64e79a1cf7b0a6917852802e806a83376569f960bbb58617add7eacd79cd9e92
                                • MD5 SHA1 SHA512 SSDEEP

                                Preferences

                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                • Size 6KB
                                • SHA256 a780bc298f4fea462e2103fcfb1b4257ad9c32901165c0da78ed59b58b7d3dbb
                                • MD5 SHA1 SHA512 SSDEEP

                                CURRENT

                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT
                                • Size 16B
                                • SHA256 0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd
                                • MD5 SHA1 SHA512

                                Local State

                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                • Size 11KB
                                • SHA256 93326d24899e984ef0ed3f415dced15af88ad5d972738e795122edc7edfda6ac
                                • MD5 SHA1 SHA512 SSDEEP